118668531379 has 2 divisors, whose sum is σ = 118668531380. Its totient is φ = 118668531378.

The previous prime is 118668531361. The next prime is 118668531383. The reversal of 118668531379 is 973135866811.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 118668531379 - 2¹⁹ = 118668007091 is a prime.

It is not a weakly prime, because it can be changed into another prime (118668531679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59334265689 + 59334265690.

It is an arithmetic number, because the mean of its divisors is an integer number (59334265690).

Almost surely, 2^118668531379 is an apocalyptic number.

118668531379 is a deficient number, since it is larger than the sum of its proper divisors (1).

118668531379 is an equidigital number, since it uses as much as digits as its factorization.

118668531379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6531840, while the sum is 58.

The spelling of 118668531379 in words is "one hundred eighteen billion, six hundred sixty-eight million, five hundred thirty-one thousand, three hundred seventy-nine".